#------------------------------------------------------------------------------
#$Date: 2011-09-28 17:24:46 +0300 (Wed, 28 Sep 2011) $
#$Revision: 26848 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/10/47/2104755.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2104755
loop_
_publ_author_name
'Elliot, Alexander Dean'
_publ_section_title
;
 Structure of pyrrhotite 5<i>C</i> (Fe~9~S~10~)
;
_journal_coeditor_code           KD5037
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              271
_journal_page_last               279
_journal_volume                  66
_journal_year                    2010
_chemical_formula_sum            'Ca5 F O12 P3'
_chemical_formula_weight         504.302
_chemical_name_mineral           Fluorapatite
_space_group_crystal_system      hexagonal
_space_group_IT_number           176
_space_group_name_Hall           '-P 6c'
_space_group_name_H-M_alt        'P 63/m'
_symmetry_space_group_name_Hall  '-P 6c'
_symmetry_space_group_name_H-M   'P 63/m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   9.37243(49)
_cell_length_b                   9.37243(49)
_cell_length_c                   6.88313(63)
_cell_volume                     523.63(6)
_exptl_absorpt_coefficient_mu    4.75692(66)
_exptl_crystal_density_diffrn    3.19851(44)
_pd_block_id                     2010-05-13T01:17|Fluorapatite|A.Elliot|5Ca3
_pd_proc_ls_profile_function
;
Crystallite size and strain modelled with Lorentzian and Gaussian 
component convolutions
Fluorapatite Phase
    CS_L(csfluorapatite, 127.42550`_8.59005_LIMIT_MIN_100 
    min =100; max =2000;)
;
_refine_ls_R_I_factor            0.01657
_[local]_cod_data_source_file    kd5037.cif
_[local]_cod_data_source_block   (5Ca3)_Fluorapatite
_cod_original_cell_volume        523.626(73)
_cod_database_code               2104755
loop_
_symmetry_equiv_pos_as_xyz
'-x, -y, -z'
'-x, -y, z+1/2'
'-x+y, -x, -z+1/2'
'-x+y, -x, z'
'-y, x-y, -z+1/2'
'-y, x-y, z'
'y, -x+y, -z'
'y, -x+y, z+1/2'
'x-y, x, -z'
'x-y, x, z+1/2'
'x, y, -z+1/2'
'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Ca1 Ca+2 4 0.3333333 0.6666667 0.00112 1 0.01369 0.01369 0.0078 0.00685 0 0
Ca2 Ca+2 6 0.24186 0.99288 0.25 1 0.01311 0.01032 0.00923 0.00560 0 0
P P 6 0.39845 0.36896 0.25 1 0.0085 0.00751 0.0072 0.0045 0 0
O1 O-2 6 0.32694 0.48444 0.25 1 0.0166 0.0129 0.0131 0.0109 0 0
O2 O-2 6 0.5876 0.4665 0.25 1 0.009 0.0123 0.0211 0.0044 0 0
O3 O-2 12 0.3411 0.2571 0.07076 1 0.0281 0.0152 0.0107 0.0136 -0.0074 -0.0048
F F-1 2 0 0 0.25 1 0.0119 0.0119 0.043 0.00595 0 0
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
Ca Ca2+ 20.279 0.420 'Default dataset used by TOPAS R3'
F F- 9.025 0.014 'Default dataset used by TOPAS R3'
O O2- 8.016 0.0086 'Default dataset used by TOPAS R3'
P P 15.133 0.130 'Default dataset used by TOPAS R3'
loop_
_citation_title
_citation_page_first
_citation_page_last
_citation_year
_citation_journal_abbrev
_citation_journal_volume
_citation_journal_id_ISSN
' Structural disorder in hydoxyapatite' 123 148 1992
;
;
;
;
;
;